72896128

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{18371}}^1$

素因数の和:18416

約数の個数: 32

約数和(自身を含む): 149915520

約数和(自身を除く): 77019392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 18371, 36742, 73484, 146968, 293936, 569501, 587872, 1139002, 1175744, 2278004, 2351488, 4556008, 9112016, 18224032, 36448064, 72896128]

約数ペア:

[(1, 72896128), (2, 36448064), (4, 18224032), (8, 9112016), (16, 4556008), (31, 2351488), (32, 2278004), (62, 1175744), (64, 1139002), (124, 587872), (128, 569501), (248, 293936), (496, 146968), (992, 73484), (1984, 36742), (3968, 18371)]